Browse by Stream
QnA
Home
QnA
Go To Your Study Dashboard

Get Answers to all your Questions

header-bg qa
  • Home
  • Engineering
  • The number of 9 digit numbers, that can be formed using all the digits of the number 123412341 so that the even digits occupy only even places, is<div

The number of 9 digit numbers, that can be formed using all the digits of the number 123412341 so
that the even digits occupy only even places, is

Option: 1

60


Option: 2

--


Option: 3

--


Option: 4

--


Answers (1)

best_answer

4 even place can be occupied by 4 even digits

No of always=\frac{4:}{2 ! 2 !}=6

Odd place can be occupied by 5 odd digits

No of always=\frac{5 !}{3 ! 2 !}=10

Total no.         =6 \times 10=60

Posted by

Ritika Jonwal

View full answer

JEE Main high-scoring chapters and topics

Study 40% syllabus and score up to 100% marks in JEE

Similar Questions

Latest Question